/**
 * @projectName: com.xiayuanxing.designPattern
 * @className: Command
 * @author: xiayuanxing
 * @description: 命令接口
 * @date: 2022/1/4 11:17
 * @version: 1.0
 */
public interface Command {

    //执行动作
    public void execute();

    //撤销动作
    public void undo();
}
